1
I. EXPLANATION OF LK-1900B, COMPUTER-CONTROLLED
HIGH-SPEED BARTACKING MACHINE
1. SPECIFICATIONS
1 Sewing area X (lateral) direction 40 mm Y (longitudinal) direction 30 mm
2 Max. sewing speed
3,200
sti/min
*
(When sewing pitches are less than 5 mm in X-direction
and 3.5 mm in Y -direction.)
3 Stitch length 0.1 to 10.0 mm (adjustable in 0.1 mm step)
4 Feed motion of work clamp foot Intermittent feed (2-shaft drive by stepping motor)
5 Needle bar stroke 41.2 mm
6 Needle DP x 5, DP x 17
7 Lift of work clamp foot 13 mm (standard) Max. 17 mm
8 Shuttle Standard semi-rotary hook (oil wick lubrication)
9 Lubricating oil New Defrix Oil No. 2 (supplied by oiler)
10 Data recording Memory in MAIN PCB (80 Kbite)
11 Enlarging / Reducing facility 20% to 200% (1% step) in X direction and Y direction respectively
12 Enlarging / Reducing method
Pattern enlargement / reduction can be done by increasing/decreasing
the stitch length
13 Max. sewing speed limitation 400 to 3,200 sti/min
*
(100 sti/min steps)
14 Pattern selection
Standard patterns: 51
User patterns: 1 - 200
Media patterns: 1 - 999
15 Bobbin thread counter UP/DOWN type (0 to 9999)
16 Sewing machine motor Servo motor
17 Dimensions
W : 1,200 mm L : 660 mm H : 1,100 mm
(Use the standard table and stand.)
18 Weight Machine head 42 kg, Control box 5.1 kg
19 Power consumption 250 VA (Pattern No. 1, 3,200 sti/min, 2-sec pause time)
20 Operating temperature range 5 ˚C to 35 ˚C
21 Operating humidity range 35% to 85% (No dew condensation)
22 Line voltage Rated voltage ± 10% 50/60 HZ
23 Noise - Equivalent continuous emission sound pressure level (L
pA
) at the
workstation :
A-weighted value of 82 dB; (Includes K
pA
= 2.5 dB); according to ISO
10821- C.6.3 -ISO 11204 GR2 at 3,200 sti/min
for the sewing cycle,
1.0s ON (Pattern : No.1).
- Sound power level (L
WA
) ;
A-weighted value of 89 dB; (Includes K
WA
= 2.5 dB); according to ISO
10821- C.6.3 -ISO 3744 GR2 at 3,200 sti/min
for the sewing cycle, 1.0s
ON (Pattern : No.1).
* Reduce the max. sewing speed in accordance with the sewing conditions.
Max. sewing speed of LK-1900BWS (double capacity hook) is 2,700 sti/min.
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